//package com.dlz.systemshop.interceptor;
//
//
//import com.dlz.systemshop.pojo.APIResponse;
//import com.dlz.systemshop.utils.JwtUtil;
//import com.fasterxml.jackson.databind.ObjectMapper;
//import jakarta.servlet.http.HttpServletRequest;
//import jakarta.servlet.http.HttpServletResponse;
//import org.springframework.stereotype.Component;
//import org.springframework.web.servlet.HandlerInterceptor;
//import org.springframework.web.servlet.ModelAndView;
//
//
//
//@Component
//public class MyInterceptor implements HandlerInterceptor {
//
//    @Override
//    public boolean preHandle(HttpServletRequest request, HttpServletResponse response, Object handler) throws Exception {
//        // 跳过 OPTIONS 请求
//        if ("OPTIONS".equalsIgnoreCase(request.getMethod())) {
//            return true;
//        }
//        // 从请求头中获取 Authorization 头
//        String token = request.getHeader("Token");
//        if (token != null && JwtUtil.validateToken(token)) {
//            return true;
//        }
//        // 令牌无效或未提供，重定向到登录页面
//        response.setStatus(HttpServletResponse.SC_UNAUTHORIZED);
//        response.setContentType("application/json;charset=UTF-8");
//
//        APIResponse<Void> apiResponse = APIResponse.error(2, "token不存在或者已经过期");
//
//        ObjectMapper objectMapper = new ObjectMapper();
//        String jsonResponse = objectMapper.writeValueAsString(apiResponse);
//
//        response.getWriter().write(jsonResponse);
//        return false;
//    }
//
//    @Override
//    public void postHandle(HttpServletRequest request, HttpServletResponse response, Object handler, ModelAndView modelAndView) throws Exception {
//
//    }
//
//    @Override
//    public void afterCompletion(HttpServletRequest request, HttpServletResponse response, Object handler, Exception ex) throws Exception {
//
//    }
//}
